USB: serial: simple: add libtransistor console

[ Upstream commit fe710508b6ba9d28730f3021fed70e7043433b2e ]

Add simple driver for libtransistor USB console.
This device is implemented in software:
https://github.com/reswitched/libtransistor/blob/development/lib/usb_serial.c

Signed-off-by: Collin May <collin@collinswebsite.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>

diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index 941716c1177e5337366b063b8c30327c527b03b1..3d09c1037e366a313bfc6fd23acb0c9c5fb72a3d 100644 (file)
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -62,6 +62,7 @@ config USB_SERIAL_SIMPLE
                - Fundamental Software dongle.
                - Google USB serial devices
                - HP4x calculators
+               - Libtransistor USB console
                - a number of Motorola phones
                - Motorola Tetra devices
                - Novatel Wireless GPS receivers

diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c
index 6aa7ff2c1cf74b953dc5669e08500b43ccb9e115..2674da40d9cd78d31c702a2b9b597639b02982a8 100644 (file)
--- a/drivers/usb/serial/usb-serial-simple.c
+++ b/drivers/usb/serial/usb-serial-simple.c
@@ -66,6 +66,11 @@ DEVICE(flashloader, FLASHLOADER_IDS);
                                        0x01) }
 DEVICE(google, GOOGLE_IDS);
 
+/* Libtransistor USB console */
+#define LIBTRANSISTOR_IDS()                    \
+       { USB_DEVICE(0x1209, 0x8b00) }
+DEVICE(libtransistor, LIBTRANSISTOR_IDS);
+
 /* ViVOpay USB Serial Driver */
 #define VIVOPAY_IDS()                  \
        { USB_DEVICE(0x1d5f, 0x1004) }  /* ViVOpay 8800 */
@@ -113,6 +118,7 @@ static struct usb_serial_driver * const serial_drivers[] = {
        &funsoft_device,
        &flashloader_device,
        &google_device,
+       &libtransistor_device,
        &vivopay_device,
        &moto_modem_device,
        &motorola_tetra_device,
@@ -129,6 +135,7 @@ static const struct usb_device_id id_table[] = {
        FUNSOFT_IDS(),
        FLASHLOADER_IDS(),
        GOOGLE_IDS(),
+       LIBTRANSISTOR_IDS(),
        VIVOPAY_IDS(),
        MOTO_IDS(),
        MOTOROLA_TETRA_IDS(),